Muzzle brake



FIG. 1 is front perspective view of the muzzle brake disclosed herein;

FIG. 2 is a top view of the muzzle brake disclosed herein;

FIG. 3 is a bottom view of the muzzle brake disclosed herein;

FIG. 4 is a left view of the muzzle brake disclosed herein;

FIG. 5 is a right view of the muzzle brake disclosed herein;

FIG. 6 is a front view of the muzzle brake disclosed herein; and,

FIG. 7 is a rear view of the muzzle brake disclosed herein.

The broken lines in the drawings are used to illustrate unclaimed portions and do not form a part of the claimed design. 

CLAIM The ornamental design for a muzzle brake, as shown and described. 